package cn.edu.nju.oraldefense.service;

import java.util.List;

import cn.edu.nju.oraldefense.model.Teacher;

public interface TeacherService {
	public void addTeacher(Teacher t);

	public int getCount();
	
	public Teacher getById(int id);
	
	public Teacher getByNumber(String number);

	public List getAll();

	public List getByPage(int start, int limit);

	public void removeTeacher(Teacher t);

	public void modifyTeacher(Teacher t);
}
